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Cheap flights from London Heathrow Airport to South Island from £494

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — CHC
26 Apr — 3 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to South Island

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to South Island
Explore the most affordable flight options available from Heathrow to South Island. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 March 2026.

Sat 2/522:10
LHR
-
NSN
2 stops48h 25m
Multiple Airlines
Wed 28/1016:15
NSN
-
LHR
2 stops39h 20m
Multiple Airlines
Deal found 25/3£1,065
Mon 2/1122:00
LHR
-
ZQN
2 stops34h 15m
Multiple Airlines
Fri 20/1117:20
ZQN
-
LHR
2 stops38h 15m
Multiple Airlines
Deal found 22/3£1,086
Wed 6/522:40
LHR
-
ZQN
3 stops55h 05m
Multiple Airlines
Wed 13/515:25
ZQN
-
LHR
3 stops34h 45m
Multiple Airlines
Deal found 22/3£1,092
Tue 1/1220:10
LHR
-
ZQN
2 stops35h 55m
Qantas Airways
Mon 21/1207:00
ZQN
-
LHR
2 stops36h 15m
Qantas Airways
Deal found 25/3£1,116
Sun 19/421:45
LHR
-
CHC
2 stops39h 10m
Etihad Airways
Sun 26/406:30
CHC
-
LHR
2 stops35h 30m
Etihad Airways
Deal found 22/3£1,142
Sun 10/520:50
LHR
-
CHC
2 stops32h 35m
Multiple Airlines
Sun 17/508:20
CHC
-
LHR
3 stops33h 35m
Multiple Airlines
Deal found 26/3£1,143
Tue 15/922:40
LHR
-
CHC
2 stops36h 35m
Multiple Airlines
Sat 3/1011:50
CHC
-
LHR
1 stop30h 05m
Multiple Airlines
Deal found 25/3£1,144
Fri 16/1021:20
LHR
-
ZQN
2 stops34h 40m
Multiple Airlines
Fri 6/1112:10
ZQN
-
LHR
2 stops42h 20m
Multiple Airlines
Deal found 22/3£1,145
Thu 9/409:05
LHR
-
CHC
2 stops40h 50m
Emirates
Fri 1/517:45
CHC
-
LHR
2 stops33h 25m
Emirates
Deal found 24/3£1,146
Sun 3/522:10
LHR
-
NSN
2 stops46h 55m
Multiple Airlines
Wed 28/1013:15
NSN
-
LHR
2 stops42h 20m
Multiple Airlines
Deal found 25/3£1,150
Tue 10/1117:45
LHR
-
CHC
3 stops64h 20m
Multiple Airlines
Tue 24/1106:10
CHC
-
LHR
3 stops53h 15m
Multiple Airlines
Deal found 25/3£1,151
Wed 27/517:15
LHR
-
CHC
3 stops34h 30m
Multiple Airlines
Sat 13/606:30
CHC
-
LHR
2 stops59h 30m
Multiple Airlines
Deal found 24/3£1,151

Find flight deals from Heathrow to South Island

Keep the following information in mind while searching for Heathrow to South Island flight deals. Data was last updated 27 March 2026.

Round-trip from

£1,065

One-way from

£494

Popular in

July

Cheapest in

November

Average price

£1,304
2/5-28/10
  • 2/5-28/10
  • 4 total stops
  • 87h 45m total
  • London to South Island
Search Deals
15/6
  • 15/6
  • 3 total stops
  • 51h 20m total
  • London to South Island
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£74 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to South Island that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 March 2026.
Use the filters below to find and compare flights from London Heathrow Airport to South Island that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonNelson

LHR - NSN

LHRNSN

London Heathrow

Sat 2/5

22:10-09:35

2 stops48h 25m

Nelson

Wed 28/10

16:15-18:35

2 stops39h 20m

£1,065

LondonQueenstown

LHR - ZQN

LHRZQN

London Heathrow

Fri 17/4

09:30-14:15

2 stops41h 45m

Queenstown Intl

Fri 1/5

15:25-15:05

2 stops34h 40m

£1,178

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Wed 9/9

09:30-23:55

2 stops27h 25m

Christchurch

Tue 15/9

06:30-07:00

2 stops35h 30m

£1,199

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Thu 14/5

21:45-23:55

2 stops39h 10m

Christchurch

Sun 17/5

06:30-18:45

2 stops47h 15m

£1,204

LondonQueenstown

LHR - ZQN

LHRZQN

London Heathrow

Wed 20/5

10:30-10:10

2 stops36h 40m

Queenstown Intl

Sat 5/12

07:00-08:15

2 stops38h 15m

£1,229

LondonChristchurch

LHR - CHC

LHRCHC

London Heathrow

Tue 8/9

06:30-23:55

3 stops54h 25m

Christchurch

Wed 16/9

06:10-21:05

3 stops49h 55m

£1,253

LondonQueenstown

LHR - ZQN

LHRZQN

London Heathrow

Tue 21/4

19:50-12:35

2 stops29h 45m

Queenstown Intl

Tue 28/4

15:15-14:25

2 stops34h 10m

£1,262

LondonQueenstown

LHR - ZQN

LHRZQN

London Heathrow

Thu 7/5

22:15-12:35

2 stops27h 20m

Queenstown Intl

Mon 11/5

15:25-12:25

2 stops32h 00m

£1,272

LondonQueenstown

LHR - ZQN

LHRZQN

London Heathrow

Thu 4/6

21:45-14:15

2 stops53h 30m

Queenstown Intl

Sat 4/7

09:05-07:00

2 stops56h 55m

£1,277

LondonNelson

LHR - NSN

LHRNSN

London Heathrow

Wed 16/9

12:45-14:45

2 stops39h 00m

Nelson

Mon 5/10

06:30-12:15

2 stops41h 45m

£1,307

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 56 resultsSorted by cheapest first
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6

Best time to book a flight from Heathrow to South Island

Have a flexible travel schedule? Discover the best time to fly to South Island from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to South Island

What is the cheapest month to book a flight from London Heathrow Airport to South Island?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to South Island (average of £862). Flying from London Heathrow Airport to South Island in July is currently the most expensive (average of £1,208). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing South Island

Get insights into the airlines that provide service to South Island. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Island. Reviews last updated 27 March 2026.
Read reviews from past customers who have flown with Singapore Airlines,Emirates, andAir New Zealand from London Heathrow Airport to South Island. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Overall

8.2

Food

7.8

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,484 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Overall

8.2

Food

7.8

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Emirates
8.1
Very Good
3,545 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Overall

8.2

Food

7.8

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Air New Zealand
8.0
Very Good
621 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Overall

8.2

Food

7.8

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Qantas Airways
7.5
Good
1,011 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Overall

8.2

Food

7.8

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
China Southern
7.4
Good
145 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Overall

8.2

Food

7.8

Comfort

8.0

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to South Island. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to South Island?

    For as low as £1,229, Etihad Airways can have you in South Island from London Heathrow Airport in 36h 40m. The distance from London Heathrow Airport to South Island is about 11762 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London Heathrow Airport to South Island one-way?

    For one-way options, check prices for China Southern. According to our data, you can fly for as low as £474. Users have also found prices from £590 and £594 on Air New Zealand and Etihad Airways, respectively.

  • What are the most popular routes from London Heathrow Airport to South Island?

    The most popular route from London Heathrow Airport to South Island is London Heathrow - Christchurch. You may also consider London Heathrow - Queenstown Intl or London Heathrow - Nelson.

  • Can I find deals for flights from Heathrow to South Island that include hotel bookings?

    Yes. In addition to deals on Heathrow to South Island flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to South Island?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to South Island.

  • Can I find deals for business class flights from Heathrow to South Island?

    Yes. Cheapflights offers flight deals from Heathrow to South Island by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to South Island?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to South Island (average of £862). Flying from London Heathrow Airport to South Island in July is currently the most expensive (average of £1,208). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Heathrow to South Island

Discover the top 10 airlines that operate flights from Heathrow to South Island. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 March 2026.
AirlineCheapestAverageFlexibilityOn-time
China SouthernCheapest£823Average£1,112FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Etihad AirwaysCheapest£927Average£1,124FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Air New ZealandCheapest£1,016Average£1,507FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Cathay PacificCheapest£1,061Average£1,345FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EmiratesCheapest£1,080Average£1,389FlexibilityNo cancel feeOn-time75%
Search Emirates flights
LufthansaCheapest£1,086Average£1,411FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£1,098Average£1,317FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Singapore AirlinesCheapest£1,105Average£1,627FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Qatar AirwaysCheapest£1,188Average£1,484FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Qantas AirwaysCheapest£1,188Average£1,417FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to South Island?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to South Island from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to South Island?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to South Island for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to South Island with no change fees?

Yes, we can. To see specific flights from Heathrow to South Island with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Heathrow to South Island become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to South Island from Heathrow today and book when prices fit your budget.

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